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Belt Tensioners

Belt tensioner failure is common in several BMWs. If your belt is still in good shape and the only critical component that you need to replace is your drive belt tensioner, we have quality OE aftermarket and Genuine BMW options available for your BMW.

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Hydraulic Alternator Belt Tensioner Conversion Kit

10X Entries Into Our F80 M3 Sweepstakes

T#:15710833

Part#: 11287838797-KT

Back Ordered

Sale - Save 1% $ 165.99

This product was last offered at the strikethrough price on
05-03-2026

$ 163.64 USD

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Sale - Save 1%

$ 165.99

This product was last offered at the strikethrough price on
05-03-2026

$ 163.64 USD

Add to Wish List

The original mechanical design is has been discontinued by BMW. So now Turner offers this complete hydraulic tensioner conversion kit for your BMW alternator/water pump/power steering belt. Changes the old style mechanical design to the updated hydraulic design recommended by BMW. Includes the following parts Hydraulic Tensioner Adjusting Pulley Caps & Dust Guards Securing Hardware

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OEM Belt and Tensioner Service Kit for Power Pulley Kit - E9X M3 ...

10X Entries Into Our F80 M3 Sweepstakes

T#:391555

Part#: S65LPPK-BELTKT

Ships in 1 day

$ 928.99 USD

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$ 928.99 USD

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We’ve put together the Ultimate Belt & Tensioner Renewal Kit, curated specifically for M3 owners running our Turner E9X M3 Pulley Upgrade. Designed to restore factory fresh mechanical precision while maintaining high performance reliability

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Torx Screw - Priced Each

2X Entries Into Our F80 M3 Sweepstakes

T#:400830

Part#: 11287530315

In Stock

$ 7.92 USD

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$ 7.92 USD

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Used to mount the drive belt tensioner to the engine block.

Accessory Belt Service Kit - N63 S63

10X Entries Into Our F80 M3 Sweepstakes

T#:30430707

Part#: 112876318241KT2

Ships on Dec 22, 2026

$ 206.99

This product was last offered at the strikethrough price on
10-05-2026

$ 201.99 USD

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$ 201.99 USD

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Don't let an accessory belt failure leave you stranded! Over time, the tensioner and belt wear out, risking your alternator's ability to charge and your vehicle's overall reliability. Turner Motorsport has assembled a comprehensive belt drive service kit to keep everything in check and ensure smooth operation.

Key Benefits:

Complete Service Kit: Includes all necessary components to maintain your belt drive system. Enhanced Reliability: Prevents unexpected belt failures and keeps your vehicle running smoothly. Optimized Performance: Ensures your alternator and A/C system function efficiently. Kit Contents:

Accessory Belt Belt Tensioner Assembly A/C Belt Maintain your BMW's performance and reliability with the Turner Motorsport drive belt service kit!

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Vaico Mechanical Accessory Belt Tensioner - BMW B46/48 B58

T#:50346424

Part#: 11288580360

Special Order: No Guaranteed ETA

$ 68.99 USD

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$ 68.99 USD

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Accessory belt tensioners provide tension to the belt drive system, ensuring the belt is able to properly turn engine accessories without slipping. If your tensioner has failed, replace it with a brand-new unit to ensure proper water pump and alternator functionality.

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Belt Tensioners

Hydraulic Alternator Belt Tensioner Conversion Kit

OEM Belt and Tensioner Service Kit for Power Pulley Kit - E9X M3 ...

Torx Screw - Priced Each

Accessory Belt Service Kit - N63 S63

Vaico Mechanical Accessory Belt Tensioner - BMW B46/48 B58

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